反应详情

温度

100 °C

The (E)-β-farnesene-containing product of Example 1 (5.0 g) and acrolein (3.0 g) are heated together at 100° C. for two hours. The mixture is then distilled under reduced pressure to give 1-formyl-4-(4,8-dimethyl-3,7-nonadienyl)-cyclohex-4-ene as a yellow oil (2.2 g, 50%); b.p. 140°-150°/0.5τ; nD20 1.5033; M+ (m/z as % base peak): 260 (3.6); δ (CCl4) 1.70 (M, 9H), 1.90-2.30 (m, 15H), 5.16 (m, 2H), 5.50 (br, t, 1H), 9.84 (br, s, 1H).

1. distillationThe mixture is then distilled under reduced pressure